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Zinc-Plated Alloy Steel HVAC Duct Flange from China

Flat-rolled galvanized alloy steel used for HVAC duct flanges, width <600mm. Classified 7226.99.0130 as other alloy steel zinc-coated, providing corrosion protection in ventilation systems.

Duty Rate — China → United States

35%

Rate breakdown

9903.03.0110%Except for products described in headings 9903.03.02–9903.03.11, articles the product of any country, as provided for in subdivision (aa) of U.S. note 2 to this subchapter
9903.91.0125%Effective with respect to entries on or after September 27, 2024, articles the product of China, as provided for in subdivision (b) of U.S. note 31 to this subchapter

Import Tips

Confirm no concrete reinforcing deformations disqualifying from flat-rolled status

Bulk packaging ok; retail sets may trigger different treatment but material classification primary

Document exact width measurements to prevent 7225 classification errors